when a group photograph is taken ,all the seven teachers
should be in the first row and all the twenty students
should be in the second row .if two corners of the second
row are reserved for the two tallest students ,
interchangeable only between them and if the middle seat of
the front row is reserved for the principal , how many
arrangements are possible?
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From a vessel on the first day, 1/3rd of the liquid evaporates. On the second day 3/4th of the remaining liquid evaporates. what fraction of the volume is present at the end of the II day.
a)in four digit no the fourth number is four time more than the second digit b)in four digit no the third number is three time less than the second number c)in four digit no the first digit is thrice than the fourth digit d)sum of these three combination is 11
There are 6 people W,H,M,C,G,F who are murderer , victim , judge , police, witness, hangman. There was no eye witness only circumtancial witness. The murderer was sentenced to death. Read following statement and determine who is who.
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Cloth:scissor, axe:?
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p and q are positive integers with their average 5, find how many different values can p take
I want RRB loco pilot exam model question papers and previous rrb model solved question papers
3 Answers Electrosteel, Karthik Industries, RRB,
From 7:00 AM to 11:00 AM it rained 2.25 inches. At 11:00 AM the rain increased to fall at a rate of 1.25 in. every two hours. How many inches of rain landed on the ground by 5:00 PM? a) 7 b) 9.75 c) 6 d) 3.25 e) 7.125
What is the height of the cone of diameter 12 cm that is formed after melting a sphere of 6 cm diameter?